Staff Backend Developer, Unity Ads / Développeur Backend Principal, Unity Ads

Experience building backend services at scale Proficiency in Golang Proficiency in relational databases (e.g., MySQL) Familiarity with cloud infrastructure Familiarity with observability tools (Kubernetes, Ray, etc.) Understanding of API design Understanding of distributed systems Understanding of system reliability Strong collaboration and communication skills in a remote-first team environment

Design, build, and modernise backend services and APIs that support ad delivery Work on scalable, high-availability systems used across Unity’s ads ecosystem Collaborate with engineers, product managers, and data teams to deliver new features Improve performance, observability, and cost-efficiency of current backend systems, modernising the legacy stack Contribute to architectural decisions and technical direction of the platform